Last Update: 412 PM EDT Fri Jul 31 2026

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Key West, FL Local Forecast Office

5NM E Vaca Cut FL

Marine Zone Forecast


Tonight
Variable winds near 5 knots. Off the upper keys, winds southwest near 10 knots early, becoming northwest 5 to 10 knots. seas 1 foot or less. Nearshore waters smooth. Off the upper keys, nearshore waters a light chop, becoming smooth to a light chop. A slight chance of showers and thunderstorms.
Saturday
East to southeast winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. A slight chance of showers and thunderstorms.
Saturday Night
East to southeast winds 5 to 10 knots. Seas 1 foot or less. Nearshore waters smooth to a light chop. A slight chance of showers and thunderstorms.
Sunday
Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A slight chance of showers and thunderstorms.
Sunday Night
Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers with a slight chance of thunderstorms.
Monday
South winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A chance of showers with a slight chance of thunderstorms.
Monday Night
Southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A slight chance of showers.
Tuesday
East to southeast winds 5 to 10 knots. Seas around 1 foot. Nearshore waters smooth to a light chop. A slight chance of showers and thunderstorms.
Tuesday Night
East winds 10 to 15 knots. Seas 1 to 2 feet, building to around 2 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms.
Wednesday
East winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers and thunderstorms.
Wednesday Night
East winds 10 to 15 knots. Seas around 2 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms.



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412 PM EDT Fri Jul 31 2026
 
 

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